audk/MdeModulePkg/Include/Protocol/GenericMemoryTest.h

127 lines
4.2 KiB
C

/** @file
This protocol defines the generic memory test interfaces in Dxe phase.
Copyright (c) 2006 - 2009, Intel Corporation. <BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __GENERIC_MEMORY_TEST_H__
#define __GENERIC_MEMORY_TEST_H__
#define EFI_GENERIC_MEMORY_TEST_PROTOCOL_GUID \
{ 0x309de7f1, 0x7f5e, 0x4ace, {0xb4, 0x9c, 0x53, 0x1b, 0xe5, 0xaa, 0x95, 0xef} }
typedef struct _EFI_GENERIC_MEMORY_TEST_PROTOCOL EFI_GENERIC_MEMORY_TEST_PROTOCOL;
///
/// Memory test coverage level
/// Ignore chooses not to test memory, Quick and Sparse test some memory, and Extensive performs a detailed memory test.
///
typedef enum {
IGNORE,
QUICK,
SPARSE,
EXTENSIVE,
MAXLEVEL
} EXTENDMEM_COVERAGE_LEVEL;
/**
Initialize the generic memory test.
@param This Protocol instance pointer.
@param Level The coverage level of the memory test.
@param RequireSoftECCInit Indicate if the memory need software ECC init.
@retval EFI_SUCCESS The generic memory test is initialized correctly.
@retval EFI_NO_MEDIA The system had no memory to be tested.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_MEMORY_TEST_INIT)(
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
IN EXTENDMEM_COVERAGE_LEVEL Level,
OUT BOOLEAN *RequireSoftECCInit
);
/**
Perform the memory test.
@param This Protocol instance pointer.
@param TestedMemorySize Return the tested extended memory size.
@param TotalMemorySize Return the whole system physical memory size.
The total memory size does not include memory in a slot with a disabled DIMM.
@param ErrorOut TRUE if the memory error occured.
@param IfTestAbort Indicates that the user pressed "ESC" to skip the memory test.
@retval EFI_SUCCESS One block of memory passed the test.
@retval EFI_NOT_FOUND All memory blocks have already been tested.
@retval EFI_DEVICE_ERROR Memory device error occured, and no agent can handle it.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_PERFORM_MEMORY_TEST)(
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
OUT UINT64 *TestedMemorySize,
OUT UINT64 *TotalMemorySize,
OUT BOOLEAN *ErrorOut,
IN BOOLEAN IfTestAbort
);
/**
Finish the memory test.
@param This Protocol instance pointer.
@retval EFI_SUCCESS Success. All resources used in the memory test are freed.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_MEMORY_TEST_FINISHED)(
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This
);
/**
Provides the capability to test the compatible range used by some special drivers.
@param This Protocol instance pointer.
@param StartAddress The start address of the compatible memory range that
must be below 16M.
@param Length The compatible memory range's length.
@retval EFI_SUCCESS The compatible memory range pass the memory test.
@retval EFI_INVALID_PARAMETER The compatible memory range are not below Low 16M.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_MEMORY_TEST_COMPATIBLE_RANGE)(
IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,
IN EFI_PHYSICAL_ADDRESS StartAddress,
IN UINT64 Length
);
struct _EFI_GENERIC_MEMORY_TEST_PROTOCOL {
EFI_MEMORY_TEST_INIT MemoryTestInit;
EFI_PERFORM_MEMORY_TEST PerformMemoryTest;
EFI_MEMORY_TEST_FINISHED Finished;
EFI_MEMORY_TEST_COMPATIBLE_RANGE CompatibleRangeTest;
};
extern EFI_GUID gEfiGenericMemTestProtocolGuid;
#endif